{"id":49112,"date":"2025-11-07T15:08:37","date_gmt":"2025-11-07T14:08:37","guid":{"rendered":"https:\/\/www.systra.com\/france\/?p=49112"},"modified":"2025-11-07T15:08:38","modified_gmt":"2025-11-07T14:08:38","slug":"voie-sur-dalle-un-concept-unique-au-monde","status":"publish","type":"post","link":"https:\/\/www.systra.com\/france\/news\/voie-sur-dalle-un-concept-unique-au-monde\/","title":{"rendered":"Voie sur dalle, un concept unique au monde"},"content":{"rendered":"\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">En 2023, une premi\u00e8re section pilote a \u00e9t\u00e9 mise en service au Grand Port Maritime de Marseille. SYSTRA a supervis\u00e9 les travaux de mise en \u0153uvre de ce concept innovant de <strong><a href=\"https:\/\/www.marseille-port.fr\/actualites\/systra-et-le-port-de-marseille-fos-innovent\" target=\"_blank\" rel=\"noreferrer noopener\">voie sans ballast sur le r\u00e9seau ferr\u00e9 du port de Marseille-Fos<\/a>.<\/strong> Cette voie exp\u00e9rimentale d\u2019une longueur de 20 m\u00e8tres, est exploit\u00e9e quotidiennement par des trains de fret lourd.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">En 2024, une d\u00e9monstration grandeur nature sur le r\u00e9seau suisse \u00e0 Lausanne a confirm\u00e9 la faisabilit\u00e9 d\u2019une conversion industrielle d\u2019une voie ballast\u00e9e en voie sur dalle SYSTRA, gr\u00e2ce au train PUSCAL de notre partenaire industriel Suisse <a href=\"https:\/\/www.scheuchzer.ch\/departements\/refection\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>SCHEUCHZER<\/strong><\/a>, acteur ferroviaire de r\u00e9f\u00e9rence reconnu \u00e0 l\u2019international.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">En 2025, lors du salon <strong><a href=\"https:\/\/www.grtiec.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Global Rail 2025<\/a> <\/strong>\u00e0 Abu Dhabi, SYSTRA a pr\u00e9sent\u00e9 sa solution innovante de voie sur dalle bas carbone \u201cSlab Track\u201d, d\u00e9velopp\u00e9e avec Stradal. Cette technologie suscite un fort int\u00e9r\u00eat au Moyen-Orient, o\u00f9 la robustesse, la durabilit\u00e9 et la r\u00e9duction des co\u00fbts de maintenance sont essentielles.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La Slab Track offre une g\u00e9om\u00e9trie stable, une excellente r\u00e9sistance aux conditions extr\u00eames et des besoins d\u2019entretien tr\u00e8s r\u00e9duits. Son syst\u00e8me de r\u00e9glage int\u00e9gr\u00e9 permet de compenser les tassements de la plateforme, tandis que sa conception optimise le drainage et limite l\u2019ensablement. Pour les \u00c9mirats Arabes unis, engag\u00e9s dans le d\u00e9veloppement d\u2019un r\u00e9seau ferroviaire moderne et durable, cette innovation s\u2019inscrit pleinement dans les objectifs d\u2019infrastructure \u00e0 faible impact environnemental et de performance \u00e0 long terme.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement aux syst\u00e8mes de voie sur dalle traditionnelles, totalement imperm\u00e9ables, le concept de voie sur dalle SYSTRA d\u00e9tient <strong>une meilleure perm\u00e9abilit\u00e9<\/strong> qu\u2019une voie ballast\u00e9e, signifiant qu\u2019il n\u2019est pas n\u00e9cessaire de redimensionner les ouvrages hydrauliques lors d\u2019une conversion de voie ballast\u00e9e par la voie sur dalle SYSTRA (en r\u00e9g\u00e9n\u00e9ration). Et contrairement aux autres syst\u00e8mes de voies sur dalle, il n\u2019est pas n\u00e9cessaire de surdimensionner les ouvrages hydrauliques en pose de voie nouvelle (greenfield), r\u00e9duisant ainsi significativement la complexit\u00e9 et les co\u00fbts des projets.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"660\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1024x660.png\" alt=\"\" class=\"wp-image-49118\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1024x660.png 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-300x193.png 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-768x495.png 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-474x305.png 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-800x515.png 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-180x116.png 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-153x99.png 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-230x148.png 230w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2.png 1107w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Tout au long du cycle de vie<\/figcaption><\/figure>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Aujourd\u2019hui, la voie sur dalle SYSTRA est le seul syst\u00e8me au monde combinant&nbsp;:<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rapidit\u00e9 d\u2019installation, comp\u00e9titivit\u00e9 \u00e9conomique, simplicit\u00e9 de maintenance et durabilit\u00e9 environnementale.<\/li>\n\n\n\n<li>Rapidit\u00e9 d\u2019installation (assemblage int\u00e9gralement modulaire type \u00ab\u00a0Lego\u00a0\u00bb, sans produit de scellement ni b\u00e9tonnage sur site)<\/li>\n\n\n\n<li>Co\u00fbts r\u00e9duits gr\u00e2ce \u00e0 la possibilit\u00e9 de production locale des \u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s (partenariat avec l\u2019industriel B-RAIL) \u00e8 r\u00e9f\u00e9rence au site d\u00e9di\u00e9 \u00e0 la VSD SYSTRA\u00a0: <a href=\"https:\/\/b-rail.fr\/voie-sur-dalle\/\" target=\"_blank\" rel=\"noreferrer noopener\">Voie sur dalle : une solution durable made in France | B-RAIL<\/a><\/li>\n\n\n\n<li>Meilleure perm\u00e9abilit\u00e9 qu\u2019une voie ballast\u00e9e par sa transparence hydraulique et \u00e9cologique (permettant le passage de la petite faune sous la voie) environ 15 \u00e0 20cm. \u00a0<\/li>\n\n\n\n<li>Ajustements g\u00e9om\u00e9triques (r\u00e9glage du nivellement) pr\u00e9cis au mm, et ce, jusqu\u2019\u00e0 100 mm de hauteur, sans engins lourds et intrusifs ni interruption du trafic<\/li>\n\n\n\n<li>Maintenance simplifi\u00e9e et disponibilit\u00e9 op\u00e9rationnelle garantie \u00e0 100 %<\/li>\n\n\n\n<li>R\u00e9silience climatique et empreinte carbone r\u00e9duite de 31 %.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"472\" data-id=\"49122\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-1024x472.jpg\" alt=\"\" class=\"wp-image-49122\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-1024x472.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-300x138.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-768x354.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-1536x708.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-2048x944.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-474x218.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-1700x783.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-1352x623.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-800x369.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-180x83.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-153x71.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-1-230x106.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"472\" data-id=\"49120\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1024x472.jpg\" alt=\"\" class=\"wp-image-49120\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1024x472.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-300x138.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-768x354.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1536x708.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-2048x944.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-474x219.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1700x784.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-1352x623.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-800x369.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-180x83.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-153x71.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-2-230x106.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"472\" data-id=\"49121\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-1024x472.jpg\" alt=\"\" class=\"wp-image-49121\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-1024x472.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-300x138.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-768x354.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-1536x708.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-2048x944.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-474x218.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-1700x783.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-1352x623.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-800x369.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-180x83.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-153x71.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/image-3-230x106.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<figcaption class=\"blocks-gallery-caption wp-element-caption\">Voie sur Dalle sur le Port de Marseille Fos &#8211; Les trains qui roulent sur le syst\u00e8me slab track<\/figcaption><\/figure>\n\n\n\n<div style=\"height:51px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La vitesse maximale de circulation est actuellement de 200 km\/h, des \u00e9tudes compl\u00e9mentaires sont n\u00e9cessaires pour aller au-del\u00e0 et une version adapt\u00e9e \u00e0 la grande vitesse est en cours de conception. La durabilit\u00e9 de cette innovation est estim\u00e9e, par calcul, \u00e0 environ une centaine d\u2019ann\u00e9es.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">SYSTRA a d\u00e9pos\u00e9 des brevets couvrant 44 pays, attestant de l\u2019originalit\u00e9 et de la port\u00e9e mondiale de cette solution.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"522\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-1024x522.png\" alt=\"\" class=\"wp-image-49125\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-1024x522.png 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-300x153.png 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-768x392.png 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-1536x783.png 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-474x242.png 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-1352x690.png 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-800x408.png 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-180x92.png 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-153x78.png 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1-230x117.png 230w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/11\/undefined-1.png 1598w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Port\u00e9e mondiale de la solution Voie sur Dalle<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Depuis pr\u00e8s de dix ans, SYSTRA investit dans le d\u00e9veloppement d\u2019un concept innovant de voie sur dalle : la Voie sur dalle SYSTRA \u2013 SBT \u201cSmart Ballastless Track\u201d<\/p>\n","protected":false},"author":23,"featured_media":49114,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"4149,5429,3797,4007,4387,3976","_relevanssi_noindex_reason":"","footnotes":""},"categories":[25289],"tags":[],"class_list":["post-49112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classe"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - 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